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{
    "id": 11826,
    "url": "https://patchwork.libcamera.org/api/patches/11826/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/11826/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/projects/1/?format=api",
        "name": "libcamera",
        "link_name": "libcamera",
        "list_id": "libcamera_core",
        "list_email": "libcamera-devel@lists.libcamera.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": ""
    },
    "msgid": "<20210403131015.1590399-2-hiroh@chromium.org>",
    "date": "2021-04-03T13:10:13",
    "name": "[libcamera-devel,v4,2/4] android: CameraDevice: Validate crop_rotate_scale_degrees in configuration",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "cc04747064eec032191e0b67c4ae0b7e7e42af9f",
    "submitter": {
        "id": 63,
        "url": "https://patchwork.libcamera.org/api/people/63/?format=api",
        "name": "Hirokazu Honda",
        "email": "hiroh@chromium.org"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/11826/mbox/",
    "series": [
        {
            "id": 1885,
            "url": "https://patchwork.libcamera.org/api/series/1885/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1885",
            "date": "2021-04-03T13:10:13",
            "name": null,
            "version": 4,
            "mbox": "https://patchwork.libcamera.org/series/1885/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/11826/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/11826/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>",
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        "From": "Hirokazu Honda <hiroh@chromium.org>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Sat,  3 Apr 2021 22:10:13 +0900",
        "Message-Id": "<20210403131015.1590399-2-hiroh@chromium.org>",
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        "In-Reply-To": "<20210403131015.1590399-1-hiroh@chromium.org>",
        "References": "<20210403131015.1590399-1-hiroh@chromium.org>",
        "MIME-Version": "1.0",
        "Subject": "[libcamera-devel] [PATCH v4 2/4] android: CameraDevice: Validate\n\tcrop_rotate_scale_degrees in configuration",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
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        "List-Id": "<libcamera-devel.lists.libcamera.org>",
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        "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>",
        "Content-Type": "text/plain; charset=\"utf-8\"",
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        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "libcamera doesn't handle |crop_rotate_scale_degrees| in\ncamera3_stream at all. This adds the validation of the requested\n|crop_rotate_scale_degrees| in configuration, but still not\nhandle the specified values.\n\nSigned-off-by: Hirokazu Honda <hiroh@chromium.org>\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/android/camera_device.cpp | 43 +++++++++++++++++++++++++++++++++++\n 1 file changed, 43 insertions(+)",
    "diff": "diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp\nindex eb327978..3f7cce8e 100644\n--- a/src/android/camera_device.cpp\n+++ b/src/android/camera_device.cpp\n@@ -256,6 +256,44 @@ void sortCamera3StreamConfigs(std::vector<Camera3StreamConfig> &unsortedConfigs,\n \tunsortedConfigs = sortedConfigs;\n }\n \n+#if defined(OS_CHROMEOS)\n+/*\n+ * Check whether the crop_rotate_scale_degrees values for all streams in\n+ * the list are valid according to the Chrome OS camera HAL API.\n+ */\n+bool validateCropRotate(const camera3_stream_configuration_t &streamList)\n+{\n+\tASSERT(streamList.num_streams > 0);\n+\tconst int cropRotateScaleDegrees =\n+\t\tstreamList.streams[0]->crop_rotate_scale_degrees;\n+\tfor (unsigned int i = 0; i < streamList.num_streams; ++i) {\n+\t\tconst camera3_stream_t &stream = *streamList.streams[i];\n+\n+\t\tswitch (stream.crop_rotate_scale_degrees) {\n+\t\tcase CAMERA3_STREAM_ROTATION_0:\n+\t\tcase CAMERA3_STREAM_ROTATION_90:\n+\t\tcase CAMERA3_STREAM_ROTATION_270:\n+\t\t\tbreak;\n+\n+\t\t/* 180° rotation is specified by Chrome OS as invalid. */\n+\t\tcase CAMERA3_STREAM_ROTATION_180:\n+\t\tdefault:\n+\t\t\tLOG(HAL, Error) << \"Invalid crop_rotate_scale_degrees: \"\n+\t\t\t\t\t<< stream.crop_rotate_scale_degrees;\n+\t\t\treturn false;\n+\t\t}\n+\n+\t\tif (cropRotateScaleDegrees != stream.crop_rotate_scale_degrees) {\n+\t\t\tLOG(HAL, Error) << \"crop_rotate_scale_degrees in all \"\n+\t\t\t\t\t<< \"streams are not identical\";\n+\t\t\treturn false;\n+\t\t}\n+\t}\n+\n+\treturn true;\n+}\n+#endif\n+\n } /* namespace */\n \n /*\n@@ -1554,6 +1592,11 @@ int CameraDevice::configureStreams(camera3_stream_configuration_t *stream_list)\n \t\trunning_ = false;\n \t}\n \n+#if defined(OS_CHROMEOS)\n+\tif (!validateCropRotate(*stream_list))\n+\t\treturn -EINVAL;\n+#endif\n+\n \t/*\n \t * Generate an empty configuration, and construct a StreamConfiguration\n \t * for each camera3_stream to add to it.\n",
    "prefixes": [
        "libcamera-devel",
        "v4",
        "2/4"
    ]
}